What should I do if my Saab 9-3 fuel pump goes bad?
At the most basic of levels your Saab 9-3 needs three things to start: Air, fuel, and spark. If any of these things aren’t present, the engine won’t turn over at all. If there’s been zero warning that the fuel pump could be going bad (hesitation, difficulty starting, etc) then it should not be automatically assumed that the fuel pump is at fault.
What to do if your fuel pump won’t turn over?
Replaced fuel pump turns over like new but won’t start fu… Replaced fuel pump new engine but still won’t turn over what else could it be My car has 157000 miles. My car has an automatic transmission. Of course, confirm that the engine immobilizer system (security system) is not activated thus preventing the car from starting.
How can I tell if my fuel pump is bad in my 9-3?
Testing your 9-3’s fuel pressure on each side of the pump would be the best way to diagnose this problem. A priming fuel pump sounds like a high-pitched whine for a few seconds and can be heard with a sharp engine right after the ignition key is turned, but before the starter is engaged.
Why does my Saab 9-3 crank but not start?
If your 9-3 isn’t getting enough fuel, or any fuel at all, it may have a bad fuel filter, bad fuel pump, or bad fuel injectors. Without the proper amount of fuel getting into the combustion chamber, the 9-3 will crank, but not start. 2. Ignition Issues One of the biggest issues that causes a vehicle to crank but not start is ignition issues.
At the most basic of levels your Saab 9-3 needs three things to start: Air, fuel, and spark. If any of these things aren’t present, the engine won’t turn over at all. If there’s been zero warning that the fuel pump could be going bad (hesitation, difficulty starting, etc) then it should not be automatically assumed that the fuel pump is at fault.
What causes the fuel pump to not start?
The fuel pump is running and delivering normal pressure to the engine But, with all that working your engine still will not start. So, the most likely cause, is that the fuel injectors are probably not opening. The (PCM) uses the trigger signal from the crankshaft position sensor; and/or camshaft position sensor to pulse the injectors.
Testing your 9-3’s fuel pressure on each side of the pump would be the best way to diagnose this problem. A priming fuel pump sounds like a high-pitched whine for a few seconds and can be heard with a sharp engine right after the ignition key is turned, but before the starter is engaged.
What causes a Saab 9-3 engine to lock up?
Engine Locks Up – Once too much gas gets in the oil, the motor will lock up. If you have reason to suspect there is gas in your oil, do not drive your 9-3. Change the oil. Leaking fuel injectors are often caused by a bad a crack in their body.
Why does my Saab 9-3 smell like fuel?
Any gas that is not fired and sent out as exhaust ends up in the oil pan. When this happens it can decrease your 9-3’s engine lubrication to the point that it’ll lock up. You will smell fuel on the dipstick.
Where is the fuel filler flap on a Saab?
A little bit of pressure to bend it back in and it has been fine since. Yes, there’s a yellow plastic arrow shaped tab thgat you pull to release the flap. On the estate it’s in the RHS floor storage locker. Have you checked the fuse?
What happens if your fuel pump goes bad?
One of the worst problems that can happen to a vehicle is abad fuel pump. If your Saab 9-3’s fuel pump goes bad, no fuel (or not enough fuel depending on whether or not it’s out all the way) can enter the engine. Without gas your 9-3 will not run at all.
Where is the red tag on my Saab estate?
My Estate has a red tag in the cubby hole in the boot on the same side of the filler cap. If not there it might be worth removing the trim to see if it has dropped behind. Could be a fuse, switch, solenoid or even just a wire off. Should be easy to find with a circuit tester and somebody pushing the switch. Seven months of SORN is at an end!
What causes a Saab 9-3 fuel injector to go bad?
There are two main ways that your injectors can go bad. The first is for them to become clogged, dirty, or unresponsive. When this happens not enough fuel enters into your 9-3’s combustion chamber. The other way is if the injectors are leaking.
Where can I get a Saab fuel pump?
All the work was done by SaabTech in Stevenage , who didnt charge me for the failed S/H pump installation.
What causes a Honda Jazz fuel injector to leak?
Leaking fuel injectors are often caused by a bad a crack in their body. When this occurs they must be replaced. If the injectors are clogged you’ll need to have them cleaned by a professional. When they are dirty but not yet clogged, you may be able to clean them with a good fuel injector cleaner.